// Copyright (C) 2018 Valerie Young. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-asynciteratorprototype-asynciterator
description: Return value of @@asyncIterator
info: |
  %AsyncIteratorPrototype% [ @@asyncIterator ] ( )
    1. Return the this value.
features: [Symbol.asyncIterator, async-iteration]
---*/

function Test() {
    async function* generator() {}
    const AsyncIteratorPrototype = Object.getPrototypeOf(Object.getPrototypeOf(generator.prototype))
    const getAsyncIterator = AsyncIteratorPrototype[Symbol.asyncIterator];

    const thisValues = [
        {},
        Symbol(),
        4,
        4n,
        true,
        undefined,
        null,
    ];

    for (const thisValue of thisValues) {
        assert.sameValue(
            getAsyncIterator.call(thisValue),
            thisValue
        );
    }
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_TEST; i++) {
    Test();
}
